设 f:A→B是集合A到集合B上的一一映射,如果对于B中每一个元素b,使b在A中的原象a和它对应,这样得到的映射称为映射 f:A→B的逆映射,记作 1/f:B→A。必须是一一对应的单射才能满足。
... inverse function 反函数;逆映射 inverse mapping 反向映射;逆映射 inverse matrix 逆矩阵 ...
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Then with inverse mapping, new three-dimensional sampling points can be computed and cubic B-Splines surfaces are fitted.
根据逆映射求取三维采样点,最后,实现了三次 B 样条曲面拟合。
参考来源 - 三角网格模型光顺与B样条曲面拟合算法研究·2,447,543篇论文数据,部分数据来源于NoteExpress
将重构信号逆映射回二维,得到光顺后的曲线。
Finally, mapping the reconstructed signal to 2d, and the smoothing curve was obtained.
重新建立UML模型太麻烦了,如果由一个样式表实现逆映射会非常方便。
It would be tedious to recreate the UML model, so a stylesheet that implements the reverse mapping is handy. Listing 3 is an example.
利用拉伸和折叠的原理,提出了一种可逆映射集合的图像加密算法。
Utilizing the stretch and fold mechanism, an invertible map set based image encryption algorithm is proposed.
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